Variable format web press

Abstract

A web press, in particular a variable format book web press, variable format newspaper web press, or variable format periodical web press, has printing units having printing devices or groups of printing devices for applying ink to a paper web. The printing devices or groups of printing devices are constructed without rotating impression cylinders and are designed to apply ink to the paper web in a noncontacting manner.

The invention claimed is: 
     
       1. A web press comprising:
 at least one printing unit, each of the at least one printing units comprising one of:
 at least one printing device, or 
 at least one group of printing devices, 
 
 the at least one of the least one printing device and the at least one group of printing devices configured to apply ink to a paper web, and constructed without rotating impression cylinders, 
 wherein a folder is arranged downstream of the at least one printing unit, the folder comprising a plurality of folding devices arranged one of in series and in parallel to one another in a running direction of the paper web. 
 
     
     
       2. The web press according to  claim 1 , wherein the at least one printing device or the at least one group of printing devices are configured to apply the ink to the paper web in a contactless manner. 
     
     
       3. The web press according to  claim 1 , further comprising a control device configured for at least one of controlling and regulating at least one of:
 the at least one printing device or the at least one group of printing devices, and 
 an actuating device of at least one cutting device configured to cut at least a portion of the paper web, 
 based at least in part on print format settings for the at least one printing device or the at least one group of printing devices. 
 
     
     
       4. The web press according to  claim 3 , wherein the control device is configured to at least one of:
 control a motorized actuating device of a cutting device with cutting knives and 
 regulate the motorized actuating device of the cutting device with cutting knives. 
 
     
     
       5. The web press according to  claim 3 , wherein the control device is configured to at least one of:
 control the actuating device based at least in part on at least one of pre-stored and pre-calculated control curves and 
 regulate the actuating device based at least in part on the at least one of pre-stored and pre-calculated control curves. 
 
     
     
       6. The web press according to  claim 3 , wherein the at least one cutting device is configured as a rotating cutting device, and the control device for at least one of controlling and regulating the actuating device is constructed such that the cutting device is operable at a varying angular velocity per revolution, such that the angular velocity is equal to a conveying speed of the paper web when a cutting knife contacts the paper web. 
     
     
       7. The web press according to  claim 1 , wherein each the at least one printing device or group of printing devices has a respective nozzle device configured for spraying ink on the paper web. 
     
     
       8. The web press according to  claim 1 , wherein the at least one printing device or group of printing devices are fixed transverse to a running direction of the paper web during the printing process. 
     
     
       9. The web press according to  claim 1 , wherein the at least one printing device or the at least one group of printing devices are swivelably mounted to be displaceable out of a printing position. 
     
     
       10. The web press according to  claim 1 , wherein at least one of the at least one printing device, the at least one group of printing devices, and web guiding elements configured to guide a paper web are mounted so as to be displaceable perpendicular to the web plane. 
     
     
       11. The web press according to  claim 1 , wherein at least one of the at least one printing device, the at least one group of printing devices, and web guiding elements configured to guide a paper web are displaceable perpendicular to a web plane by a control device such that a predefined distance is maintained between the paper web and the at least one of the at least one printing device or the at least one group of printing devices. 
     
     
       12. The web press according to  claim 1 , wherein the at least one printing device or group of printing devices extend transverse to a running direction of the paper web over a portion of a width of the paper web, and the at least one printing device or group of printing devices are arranged offset relative to one another transverse to the running direction of the paper web. 
     
     
       13. The web press according to  claim 1 , wherein the at least one printing device or group of printing devices are arranged successively in a running direction of the paper web. 
     
     
       14. The web press according to  claim 1 , wherein respective printing devices of the at least one printing device or group of printing devices overlap transverse to a running direction of the paper web in at least one overlapping area. 
     
     
       15. The web press according to  claim 1 , wherein respective printing devices of the at least one printing device or group of printing devices are spaced apart from one another transverse to a running direction of the paper web by at least one clearance area. 
     
     
       16. The web press according to  claim 14 , wherein the at least one overlapping area lies in an area of a fold line. 
     
     
       17. The web press according to  claim 1 , wherein the at least one printing device or group of printing devices extend transverse to a running direction of the paper web over a full width of the paper web in each instance. 
     
     
       18. The web press according to  claim 1 , wherein respective printing devices of the at least one group of printing devices are configured for applying one or more inks. 
     
     
       19. The web press according to  claim 1 , wherein respective printing devices of the at least one printing device or group of printing devices each have a plurality of segments transverse to a running direction of the paper web for applying different inks. 
     
     
       20. The web press according to  claim 1 , further comprising at least one dryer arranged downstream of at least one of the printing units in a running direction of the paper web. 
     
     
       21. The web press according to  claim 20 , wherein the dryer is structurally integrated in a printing unit. 
     
     
       22. The web press according to  claim 21 , wherein the dryer is at least one of structurally and spatially integrated in a printing unit such that dryer operation is prevented from influencing respective printing devices. 
     
     
       23. The web press according to  claim 22 , wherein the dryer is arranged spatially above the respective printing devices of the at least one printing unit. 
     
     
       24. The web press according to  claim 1 , wherein the arrangement of the plural folding devices and the guiding of the paper web in the folder are effected such that fold lines each define the fold of the paper web by one of the plural folding devices. 
     
     
       25. The web press according to  claim 1 , wherein each of the plural folding devices is displaceable in at least one spatial direction, wherein a first folding device is displaceable in a first spatial direction, and a second folding device is displaceable in a spatial direction, the first and second spatial directions being perpendicularly arranged. 
     
     
       26. The web press according to  claim 25 , wherein one of the first folding device is additionally displaceable in the second or in a third spatial direction perpendicular to the first spatial direction. 
     
     
       27. The web press according to  claim 1 , wherein the folder comprises a paper sheet transporting element with a drive, wherein the drive is at least one of controlled and regulated by one of the control device and a separate control device such that paper sheets severed from the paper web by the cutting device are accelerated away from the paper web in a running direction of the paper web. 
     
     
       28. The web press according to  claim 27 , wherein a device with a drive is arranged downstream of the paper sheet transporting element, wherein the drive is one of controlled and regulated by one of the control device and a separate control device such that the transporting movement of the previously accelerated paper sheets is slowed down. 
     
     
       29. The web press according to  claim 28 , wherein the device is constructed such that at least a portion of each of the paper sheets is one of lifted and lowered for shingling the paper sheets. 
     
     
       30. The web press according to  claim 1 , further comprising:
 a web turner device, arranged downstream of the at least one printing unit, comprising a plurality of longitudinal cutters configured to divide the paper web into web sections; and 
 post-processing equipment, without a former, comprising a cutting module for severing paper sheets from the paper web and a delivery module for one of gathering, delivering, and shingling the paper sheets. 
 
     
     
       31. The web press according to  claim 1 , wherein the web press is one of a variable format book printing web press, variable format newspaper printing web press, and a variable format periodical printing web press, and wherein the printing devices are inkjet printing devices, the web press further comprising:
 a control device for at least one of controlling and regulating the inkjet printing devices or groups of inkjet printing devices and for one of controlling and regulating an actuating device of at least one cutting device, 
 wherein the one of the control and regulation of the actuating device is performed based at least in part on print format settings for the inkjet printing devices. 
 
     
     
       32. A control device for one of controlling and regulating the at least one printing devices and at least one group of printing devices according to  claim 1 , and an actuating device of at least one cutting device for cutting at least a portion of the paper web, wherein the one of the control and regulation of the actuating device is performed based at least in part on print format settings for the at least one printing device or group of printing devices. 
     
     
       33. Control device according to  claim 32 , wherein the control device is configured to at least one of:
 control a motorized actuating device of a cutting device with cutting knives and 
 regulate the motorized actuating device of the cutting device with cutting knives. 
 
     
     
       34. Control device according to  claim 32 , wherein the control device is configured to at least one of:
 control the actuating device as a function of pre-stored or pre-calculated control curves and 
 regulate the actuating device as the function of pre-stored or pre-calculated control curves. 
 
     
     
       35. Control device according to  claim 32 ,
 wherein the control device is configured to at least one of:
 control the actuating device of a rotating cutting device and 
 regulate the actuating device of a rotating cutting device, and 
 
 the control device is further configured to at least one of:
 control the actuating device and 
 regulate the actuating device, such that the cutting device can be operated at varying angular velocity per revolution, such that the angular velocity is equal to a conveying speed of the paper web when a cutting knife contacts the paper web. 
 
 
     
     
       36. A folder for use with one of a web press and a control device according to  claim 3 
 wherein an actuating device of a rotating cutting device can be one of controlled and regulated by the control device such that the cutting device is operated at a varying angular velocity per revolution, such that the angular velocity is equal to a conveying speed of the paper web when a cutting knife contacts the paper web. 
 
     
     
       37. A folder for use with one of a web press and a control device
 wherein the web press comprises:
 at least one printing unit, each of the at least one printing units comprising one of:
 at least one printing device, or 
 at least one group of printing devices, 
 
 
 the at least one of the least one printing device and the at least one group of printing devices configured to apply ink to a paper web, and constructed without rotating impression cylinders; and 
 wherein the control device is configured for at least one of controlling and regulating at least one of:
 the at least one printing device or the at least one group of printing devices, and 
 an actuating device of at least one cutting device configured to cut at least a portion of the paper web, 
 
 based at least in part on print format settings for the at least one printing device or the at least one group of printing devices, 
 wherein the folder comprises a paper sheet transporting element with a drive, wherein the drive is regulated by one of the control device or by a separate control device such that paper sheets severed from the paper web by the cutting device are accelerated away from the paper web in a running direction of the paper web. 
 
     
     
       38. The folder according to  claim 37 , wherein a plurality of folding devices are arranged in one of series and parallel to one another in the running direction of the paper web. 
     
     
       39. The folder according to  claim 38 , wherein each of the plural folding devices is displaceable in at least one spatial direction, wherein a first folding device is displaceable in a first spatial direction and the second folding device is displaceable in a spatial direction perpendicular thereto. 
     
     
       40. The folder according to  claim 39 , wherein the first folding device is additionally displaceable in at least one of the second spatial direction and a third spatial direction perpendicular to the first spatial direction. 
     
     
       41. The folder according to  claim 37 , wherein a device with a drive is arranged downstream of the paper sheet transporting element, wherein the drive is one of controlled and regulated by one of the control device and a separate control device such that the transporting movement of the previously accelerated paper sheets is slowed down. 
     
     
       42. The folder according to  claim 41 , wherein the device is constructed such that at least a portion of the paper sheets are one of lifted or lowered for shingling the paper sheets. 
     
     
       43. The folder according to  claim 36  further comprising:
 a web turner device and a plurality of longitudinal cutters for dividing the paper web into web sections; and 
 post-processing equipment, without a former, which comprises a cutting module for severing paper sheets from the paper web and a delivery module for at least one of gathering, delivering, and shingling the paper sheets.